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Cetuximab Plus Conformal Thoracic Radiotherapy in Patients (Pts) With Inoperable or Unresectable Locally Advanced Non-Small Cell Lung Cancer (LA - NSCLC)

Safety and Efficacy (Phase II) Study of Concurrent Cetuximab Plus Conformal Thoracic Radiotherapy in (Poor Prognosis) Patients With Inoperable or Unresectable, Locally Advanced Non-Small Cell Lung Cancer (LA - NSCLC)

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT00673738
Enrollment
27
Registered
2008-05-07
Start date
2008-04-30
Completion date
2015-08-31
Last updated
2015-10-08

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Lung Cancer

Keywords

Lung, Thoracic, Immunotherapy, Radiotherapy, LA - NSCLC, Non-Small Cell Lung Cancer

Brief summary

This research is being done to find out if a treatment consisting of a combination of thoracic radiotherapy with cetuximab, given together, and followed by chemotherapy with docetaxel and cetuximab (also given together) will kill the cancer cells in the patient's body and shrink the size of their tumor without causing unacceptable side effects. This may allow patients to live longer or decrease the frequency and/or severity of the symptoms caused by the cancer without increasing the frequency and/or severity of the symptoms caused by the treatment.

Detailed description

Patients will be asked to spend about six months in this study. There will be 4 different phases in this study as follows: (1) Loading Phase: This is the first week (week 1) of the study, when patients receive their first (loading) dose of cetuximab only, in the vein. (2) Concurrent Phase: During this phase patients will be treated simultaneously (concurrently) with radiation therapy to their chest and cetuximab. Radiation is delivered 5 days a week, Monday to Friday for a total of 7 weeks (weeks 2-8). Cetuximab is delivered in the vein, weekly, during the weeks of radiation. (3) Recovery Phase: Patients receive no treatment during these next 3 weeks (weeks 9-11). This phase is designed to allow patients to recover from side effects before they start the last phase. (4) Consolidation Phase: The last phase. Patients will receive 3 doses of chemotherapy with docetaxel during this phase. Docetaxel is given intravenously every 21 days. Patients also receive weekly cetuximab during this phase. Cetuximab is delivered in a similar way as it was during the concurrent (second) phase of this study. In total, this phase lasts 6 weeks (weeks 12-18). Once the therapy treatment is completed, and if the patient's cancer did not get worse, follow up visits will include visits to their physician every three months for 2 years, then every 4 months for 2 years or more, as long as their cancer doesn't get worse (at which time they will be removed from the study).

Interventions

DRUGCetuximab

* Cetuximab dose: based on patient's actual weight. Loading phase dose of cetuximab is 400 mg/m2 IV administered over 120 minutes, on day 1 followed by; Concurrent phase, weekly infusion dose at 250 mg/m2 IV over 60 minutes, on days 8, 15, 22, 29, 36, 43, 50. * Radiation will be accompanied by weekly Cetuximab. Weekly Cetuximab will start on 1st day of radiation (Day 8). So, total number of cetuximab administrations will vary from 7 to 8. Patients will have every other week complete blood counts (CBCs), differentials, and blood urea nitrogen (BUN) plus creatinine and Mg. If patient's ANC drops below 1,000 and/or the platelet count below 75,000 during CTRT, the corresponding, weekly dose of cetuximab will be omitted.

RADIATIONConformal Thoracic Radiotherapy (CTRT)

* Radiation will be accompanied by weekly Cetuximab. Weekly Cetuximab will start on 1st day of radiation (Day 8). So, total number of cetuximab administrations will vary from 7 to 8. Patients will have every other week CBCs, differentials, and BUN plus creatinine and Mg. If patient's ANC drops below 1,000 and/or the platelet count below 75,000 during CTRT, the corresponding, weekly dose of cetuximab will be omitted. * Radiation therapy will begin on day 8 (with window of ± 3 days). Adequate hematologic profile (ANC \>1,000 and platelets \>75,000) required. Patient may be delayed for a max. of 2 weeks. If \> 2 week delay occurs, patient will come off study.

Sponsors

Bristol-Myers Squibb
CollaboratorINDUSTRY
H. Lee Moffitt Cancer Center and Research Institute
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Histologically or cytologically confirmed inoperable or unresectable, LA-NSCLC (adenocarcinoma, squamous cell carcinoma or anaplastic large cell carcinoma or non-small cell otherwise not specified). * Eligible Stages: Stages IIA through IIIA disease if it is felt that they are not candidates for possible resection, medically or otherwise. Stage IIIA (multi-station mediastinal lymph nodes) and stage IIIB disease without significant pleural effusion (metastases to contralateral mediastinal or supraclavicular lymph nodes) are also eligible. * Age ≥ 70 OR Eastern Cooperative Oncology Group (ECOG) performance status (PS) = 2 at time of registration OR weight loss ≥ 5% in the preceding three months to the time of registration * Must have measurable disease by the Response Evaluation Criteria in Solid Tumors (RECIST) criteria. When applicable, baseline measurements/evaluations must be obtained within 4 weeks prior to registration. * Must have adequate bone marrow reserve as determined by the following laboratory values, obtained within 14 days prior to registration: * White blood cell count (WBC) ≥ 4000/ul or absolute neutrophil count (ANC) ≥ 1000/ul * Platelet count ≥ 100,000/ul * Hemoglobin ≥ 8 gms/dl * Adequate renal and liver function as determined by the following laboratory values, obtained within 14 days prior to registration: * Serum creatinine ≤ 2.0 mg/dl or creatinine clearance ≥ 40 cc/min * Bilirubin \< 2.0 mg/dl * serum glutamic oxaloacetic transaminase (SGOT) ≤ 2.5 times the upper limit of normal(ULN) * Written, informed consent must be obtained prior to registration * Women of childbearing potential (WOCBP) must use an accepted, effective method of contraception during the course of the study, in a manner such that risk of failure is minimized. Sexually active males enrolled should understand the risks to any sexual partner of childbearing potential; must also practice an effective method of contraception. WOCBP must be advised of the importance of avoiding pregnancy during trial participation and the potential risk factors for an unintentional pregnancy; have a negative pregnancy test within 7 days prior to first receiving investigational product; be instructed to contact the Investigator immediately if they suspect they might be pregnant at any time during study participation. Investigator must immediately notify Bristol-Myers Squibb (BMS) in the event of a confirmed pregnancy in a patient participating in the study. If the pregnancy test is positive, the patient must not receive investigational product and must not be enrolled in the study.

Exclusion criteria

* Must not have small cell carcinoma as part of the histological specimen * Evidence of distant metastasis. * History of a prior or concomitant malignancy in the past 3 years except for surgically cured basal cell carcinoma of the skin or carcinoma in situ of the cervix. Invasive malignancies, properly treated and currently disease-free \> 3 years are allowed. * Prior thoracic radiotherapy or epidermal growth factor receptor (EGFR) pathway targeting therapy. Prior systemic chemotherapy is allowed if received as therapy for an invasive malignancy, currently disease-free \> 3 years * Concomitant life threatening or uncontrolled serious medical illness such as cardiac disease (uncontrolled hypertension, arrhythmia, unstable angina, recent myocardial infarction, end stage congestive heart failure, cardiomyopathy with decreased ejection fraction), liver disease with significant hepatic insufficiency, kidney disease with significant renal insufficiency or organic brain syndrome.

Design outcomes

Primary

MeasureTime frameDescription
Median Progression Free Survival (PFS)Up to 36 monthsProgression Free Survival is defined as the interval between the date of the first cetuximab administration and the date of objective progression of disease. Progression was evaluated using the Response Evaluation Criteria in Solid Tumors (RECIST) Criteria. Progressive Disease (PD): Appearance of one or more new lesions and/or unequivocal progression of existing non-target lesions.

Secondary

MeasureTime frameDescription
Median Overall Survival (OS)Up to 36 monthsOverall survival is defined as the time from randomization until death from any cause.
Overall Response Rate (ORR)Up to 36 monthsORR = Complete Response (CR) + Partial Response (CR) according to Response Evaluation Criteria in Solid Tumors (RECIST) v1.0. Complete Response: Disappearance of all target lesions; Partial Response: At least a 30% decrease in the sum of the longest diameter (LD) of target lesions, taking as reference the baseline sum LD.

Countries

United States

Participant flow

Recruitment details

Participants were recruited at Moffitt Cancer Center from May, 2008 to November, 2010.

Participants by arm

ArmCount
Cetuximab Plus Radiotherapy
Concurrent Cetuximab plus Conformal Thoracic Radiotherapy (CTRT)
27
Total27

Baseline characteristics

CharacteristicCetuximab Plus Radiotherapy
Age, Categorical
<=18 years
0 Participants
Age, Categorical
>=65 years
25 Participants
Age, Categorical
Between 18 and 65 years
2 Participants
Age, Continuous72 years
Region of Enrollment
United States
27 participants
Sex: Female, Male
Female
9 Participants
Sex: Female, Male
Male
18 Participants

Adverse events

Event typeEG000
affected / at risk
deaths
Total, all-cause mortality
— / —
other
Total, other adverse events
27 / 27
serious
Total, serious adverse events
20 / 27

Outcome results

Primary

Median Progression Free Survival (PFS)

Progression Free Survival is defined as the interval between the date of the first cetuximab administration and the date of objective progression of disease. Progression was evaluated using the Response Evaluation Criteria in Solid Tumors (RECIST) Criteria. Progressive Disease (PD): Appearance of one or more new lesions and/or unequivocal progression of existing non-target lesions.

Time frame: Up to 36 months

Population: All participants

ArmMeasureValue (MEDIAN)
Cetuximab Plus RadiotherapyMedian Progression Free Survival (PFS)7.5 months
Secondary

Median Overall Survival (OS)

Overall survival is defined as the time from randomization until death from any cause.

Time frame: Up to 36 months

Population: All participants

ArmMeasureValue (MEDIAN)
Cetuximab Plus RadiotherapyMedian Overall Survival (OS)10.5 months
Secondary

Overall Response Rate (ORR)

ORR = Complete Response (CR) + Partial Response (CR) according to Response Evaluation Criteria in Solid Tumors (RECIST) v1.0. Complete Response: Disappearance of all target lesions; Partial Response: At least a 30% decrease in the sum of the longest diameter (LD) of target lesions, taking as reference the baseline sum LD.

Time frame: Up to 36 months

Population: All participants

ArmMeasureGroupValue (NUMBER)
Cetuximab Plus RadiotherapyOverall Response Rate (ORR)Partial Response59.3 percentage of participants
Cetuximab Plus RadiotherapyOverall Response Rate (ORR)Complete Response0 percentage of participants

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026